Rivean Capital-backed Xindao, a provider of sustainable business gifts, agreed to acquire Vinga, a provider of business gifts and gift cards. Financial terms were not disclosed. "We believe this is a unique opportunity for two great companies which have a lot in common, to join forces and accelerate our customer-first strategies. I’m very excited to embark on this new chapter with Vinga and believe that together we will be able to better service our existing customers, with sustainability serving as the foundation for our combined growth trajectory," Albert van der Veen, Xindao CEO.